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High-Quality R838 Rutile Titanium Dioxide Powder from China Suppliers and Factory with Unique Blue Hue
R838 is produced using sulfuric acid method and is a type of rutile titanium dioxide powder coated with inorganic silicon aluminum and treated with organic surface. It has a unique blue hue and can provide a fresh and bright white color for the product.
Product Features
- Has a blue hue, excellent dry powder and visual whiteness.
- Adopting high silicon coating, it has extremely high weather resistance and anti powdering performance, effectively improving the service life of downstream products.
- Using a special organic surface treatment agent, it exhibits excellent dispersibility and also has excellent covering power.
Recommended Application Areas
Water-based coating
Water-based ink
Powder coating
Papermaking
Technical Properties
| Analysis Items | Specifications |
|---|---|
| TiO₂ Quality score % | 92 |
| Mass fraction of volatile compounds at 105 ℃ | ≤ 0.8% |
| Mass fraction of water-soluble substances % | ≤ 0.5 |
| Mass fraction of residue (45um) | ≤ 0.05 |
| Color (compared to standard sample) | not less than |
| Color fading power (compared to standard sample) % | ≥ 108 |
| PH value of water suspension | 6.5-8.5 |
| Oil absorption g/100g | ≤ 21 |
| The resistivity of the water extraction solution is 9m | ≥ 50 |
| Rutile type conversion rate % | ≥ 97.5 |
| Average particle diameter μm | 0.22-0.26 |
| Organic compounds | have |
Frequently Asked Questions (FAQ)
Q1: What manufacturing method is used for R838 titanium dioxide?
A1: R838 is manufactured using the sulfuric acid process. It is a rutile titanium dioxide powder coated with inorganic silicon aluminum and treated with an organic surface.
Q2: What visual properties does R838 offer?
A2: R838 features a unique blue hue, which provides excellent dry powder properties and a fresh, bright visual whiteness for downstream products.
Q3: How does R838 perform in outdoor applications?
A3: Thanks to its high silicon coating treatment, R838 offers exceptionally high weather resistance and excellent anti-powdering performance, significantly extending the service life of end products.
Q4: What are the primary application fields for R838?
A4: R838 is highly recommended for use in water-based coatings, water-based inks, powder coatings, and papermaking.
Q5: What are the packaging options available for R838?
A5: The product is supplied in 25kg paper-plastic composite bags, as well as larger 500kg and 1000kg bulk packaging bags.
Q6: What is the TiO₂ content and average particle size of R838?
A6: R838 has a TiO₂ quality score of approximately 92% and features a finely controlled average particle diameter between 0.22 and 0.26 μm.